Question

Interpole 5 meios aritméticos entre 10 e 30

Answer 1

Interpole 5 meios aritméticos entre 10 e 30

10,___,____,____,____,____30

An = A1 + ( N - 1)*R
30 = 10 + ( 7 - 1 ) *R
30 = 10 + 6R
6R + 10 = 30
6R = 30 - 10
6R = 20
R = 20/6
R = 3,3

$\boxed{\boxed{\boxed{\boxed{\boxed{\boxed{\boxed{\boxed{\textbf{Resposta : R = 3,3~~}}}}}}}}}}$